diff --git a/tox.ini b/tox.ini
index ea16951..49cb59f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,7 +6,7 @@
 
 [tox]
 toxworkdir = {env:TMPDIR:/tmp}/tox-{env:USER}/authentic2-auth-kerberos/
-envlist = py27-coverage-{dj18,dj111}-{pg,sqlite}-{oldldap,},pylint
+envlist = py27-coverage-{dj18,dj111}-{oldldap,},pylint
 
 [testenv]
 whitelist_externals =
@@ -15,8 +15,7 @@ whitelist_externals =
 setenv =
     AUTHENTIC2_SETTINGS_FILE=tests/settings.py
     DJANGO_SETTINGS_MODULE=authentic2.settings
-    sqlite: DB_ENGINE=sqlite3
-    pg: DB_ENGINE=postgresql_psycopg2
+    DB_ENGINE=postgresql_psycopg2
 
     JUNIT={tty::-o junit_suite_name={envname} --junit-xml=junit-{envname}.xml}
     coverage: COVERAGE=--cov=src --cov-branch --cov-append --cov-report xml --cov-report html
@@ -35,7 +34,7 @@ deps =
     dj18: django-model-utils<3.2
     dj111: django>1.11,<1.12
     dj111: django-tables<2.0
-    pg: psycopg2
+    psycopg2-binary
     pytest>=3.3.0
     pytest-cov
     pytest-random